Title:
摩擦材の製造方法及び摩擦材
Document Type and Number:
Japanese Patent JP6798375
Kind Code:
B2
Abstract:
A method for producing a friction material that contains elemental copper in an amount of 0.5% by weight or less relative to the whole friction material. This method for producing a friction material comprises: a mixing step wherein a friction material starting material mixture is obtained by mixing friction material starting materials that include a fiber base material, a binder, an organic filler that contains a powder water absorbent polymer, and an inorganic filler that contains calcium hydroxide; and a molding step wherein the friction material starting material mixture obtained in the mixing step is molded into a predetermined shape.
Inventors:
Takuo Yoshida
Yuta Koike
Yuta Koike
Application Number:
JP2017050404A
Publication Date:
December 09, 2020
Filing Date:
March 15, 2017
Export Citation:
Assignee:
Advics Co., Ltd.
International Classes:
C09K3/14; F16D69/02
Domestic Patent References:
| JP2008024891A | ||||
| JP2017025286A |
Foreign References:
| WO2016047723A1 |
Other References:
ロシア国特許公開公報第2265630号,2005年12月10日,RU 2265630 C1
Attorney, Agent or Firm:
Patent business corporation r&c